Jenkins, R.K.B.; Andreone, F.; Andriamazava, A.; Anjeriniaina, M.; Brady, L.; Glaw, F.; Griffiths, R.A.; Rabibisoa, N.; Rakotomalala, D.; Randrianantoandro, J.C.; Randrianiriana, J.; Randrianizahana, H.; Ratsoavina, F.; Robsomanitrandrasana, E. (2011). "Calumma crypticum". IUCN Red List of Threatened Species. 2011: e.T172886A6935865. doi:10.2305/IUCN.UK.2011-2.RLTS.T172886A6935865.en. Retrieved 20 November 2021.
Raxworthy, Christopher J.; Nussbaum, Ronald A. (2006). "Six new species of occipital-lobed Calumma a new description and revision of Calumma brevicorne". Copeia. 2006 (4): 711–734. doi:10.1643/0045-8511(2006)6[711:SNSOOC]2.0.CO;2. S2CID86209876.
iucnredlist.org
Jenkins, R.K.B.; Andreone, F.; Andriamazava, A.; Anjeriniaina, M.; Brady, L.; Glaw, F.; Griffiths, R.A.; Rabibisoa, N.; Rakotomalala, D.; Randrianantoandro, J.C.; Randrianiriana, J.; Randrianizahana, H.; Ratsoavina, F.; Robsomanitrandrasana, E. (2011). "Calumma crypticum". IUCN Red List of Threatened Species. 2011: e.T172886A6935865. doi:10.2305/IUCN.UK.2011-2.RLTS.T172886A6935865.en. Retrieved 20 November 2021.
Raxworthy, Christopher J.; Nussbaum, Ronald A. (2006). "Six new species of occipital-lobed Calumma a new description and revision of Calumma brevicorne". Copeia. 2006 (4): 711–734. doi:10.1643/0045-8511(2006)6[711:SNSOOC]2.0.CO;2. S2CID86209876.